Question
PSLE
There are 21 wafers in a box. 15 of them are matcha wafers while the rest are vanilla ones. What is the ratio of the number of matcha wafers to that of vanilla wafers in the box?
1 m

Click button first when a symbol is required. X

PSLE
There are 21 wafers in a box. 15 of them are matcha wafers while the rest are vanilla ones. What is the ratio of the number of matcha wafers to that of vanilla wafers in the box?